Daikin FTXM50R Heat Pump Error Codes
FTXM50R Error Code Reference
Section titled “FTXM50R Error Code Reference”Daikin Perfera series 5.0 kW heat pump, energy label A+++
| Error Code | Fault Description |
|---|---|
| A1 | Indoor PCB fault |
| A5 | Indoor coil protection |
| E3 | High pressure protection |
| E5 | Inverter or compressor overcurrent |
| L3 | Outdoor electrical box over-temperature |
| F3 | Discharge temperature sensor fault |